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-rw-r--r--src/env.c333
1 files changed, 165 insertions, 168 deletions
diff --git a/src/env.c b/src/env.c
index d11553b4..d2f7a3f5 100644
--- a/src/env.c
+++ b/src/env.c
@@ -23,141 +23,137 @@
#include <string.h>
typedef struct {
- SerdNode name;
- SerdNode uri;
+ SerdNode name;
+ SerdNode uri;
} SerdPrefix;
struct SerdEnvImpl {
- SerdPrefix* prefixes;
- size_t n_prefixes;
- SerdNode base_uri_node;
- SerdURI base_uri;
+ SerdPrefix* prefixes;
+ size_t n_prefixes;
+ SerdNode base_uri_node;
+ SerdURI base_uri;
};
SerdEnv*
serd_env_new(const SerdNode* base_uri)
{
- SerdEnv* env = (SerdEnv*)calloc(1, sizeof(struct SerdEnvImpl));
- if (env && base_uri) {
- serd_env_set_base_uri(env, base_uri);
- }
- return env;
+ SerdEnv* env = (SerdEnv*)calloc(1, sizeof(struct SerdEnvImpl));
+ if (env && base_uri) {
+ serd_env_set_base_uri(env, base_uri);
+ }
+
+ return env;
}
void
serd_env_free(SerdEnv* env)
{
- if (!env) {
- return;
- }
-
- for (size_t i = 0; i < env->n_prefixes; ++i) {
- serd_node_free(&env->prefixes[i].name);
- serd_node_free(&env->prefixes[i].uri);
- }
- free(env->prefixes);
- serd_node_free(&env->base_uri_node);
- free(env);
+ if (!env) {
+ return;
+ }
+
+ for (size_t i = 0; i < env->n_prefixes; ++i) {
+ serd_node_free(&env->prefixes[i].name);
+ serd_node_free(&env->prefixes[i].uri);
+ }
+
+ free(env->prefixes);
+ serd_node_free(&env->base_uri_node);
+ free(env);
}
const SerdNode*
-serd_env_get_base_uri(const SerdEnv* env,
- SerdURI* out)
+serd_env_get_base_uri(const SerdEnv* env, SerdURI* out)
{
- if (out) {
- *out = env->base_uri;
- }
- return &env->base_uri_node;
+ if (out) {
+ *out = env->base_uri;
+ }
+
+ return &env->base_uri_node;
}
SerdStatus
-serd_env_set_base_uri(SerdEnv* env,
- const SerdNode* uri)
+serd_env_set_base_uri(SerdEnv* env, const SerdNode* uri)
{
- if (!env || (uri && uri->type != SERD_URI)) {
- return SERD_ERR_BAD_ARG;
- }
-
- if (!uri || !uri->buf) {
- serd_node_free(&env->base_uri_node);
- env->base_uri_node = SERD_NODE_NULL;
- env->base_uri = SERD_URI_NULL;
- return SERD_SUCCESS;
- }
-
- // Resolve base URI and create a new node and URI for it
- SerdURI base_uri;
- SerdNode base_uri_node = serd_node_new_uri_from_node(
- uri, &env->base_uri, &base_uri);
-
- // Replace the current base URI
- serd_node_free(&env->base_uri_node);
- env->base_uri_node = base_uri_node;
- env->base_uri = base_uri;
-
- return SERD_SUCCESS;
+ if (!env || (uri && uri->type != SERD_URI)) {
+ return SERD_ERR_BAD_ARG;
+ }
+
+ if (!uri || !uri->buf) {
+ serd_node_free(&env->base_uri_node);
+ env->base_uri_node = SERD_NODE_NULL;
+ env->base_uri = SERD_URI_NULL;
+ return SERD_SUCCESS;
+ }
+
+ // Resolve base URI and create a new node and URI for it
+ SerdURI base_uri;
+ SerdNode base_uri_node =
+ serd_node_new_uri_from_node(uri, &env->base_uri, &base_uri);
+
+ // Replace the current base URI
+ serd_node_free(&env->base_uri_node);
+ env->base_uri_node = base_uri_node;
+ env->base_uri = base_uri;
+
+ return SERD_SUCCESS;
}
static inline SERD_PURE_FUNC SerdPrefix*
-serd_env_find(const SerdEnv* env,
- const uint8_t* name,
- size_t name_len)
+serd_env_find(const SerdEnv* env, const uint8_t* name, size_t name_len)
{
- for (size_t i = 0; i < env->n_prefixes; ++i) {
- const SerdNode* const prefix_name = &env->prefixes[i].name;
- if (prefix_name->n_bytes == name_len) {
- if (!memcmp(prefix_name->buf, name, name_len)) {
- return &env->prefixes[i];
- }
- }
- }
- return NULL;
+ for (size_t i = 0; i < env->n_prefixes; ++i) {
+ const SerdNode* const prefix_name = &env->prefixes[i].name;
+ if (prefix_name->n_bytes == name_len) {
+ if (!memcmp(prefix_name->buf, name, name_len)) {
+ return &env->prefixes[i];
+ }
+ }
+ }
+
+ return NULL;
}
static void
-serd_env_add(SerdEnv* env,
- const SerdNode* name,
- const SerdNode* uri)
+serd_env_add(SerdEnv* env, const SerdNode* name, const SerdNode* uri)
{
- SerdPrefix* const prefix = serd_env_find(env, name->buf, name->n_bytes);
- if (prefix) {
- if (!serd_node_equals(&prefix->uri, uri)) {
- SerdNode old_prefix_uri = prefix->uri;
- prefix->uri = serd_node_copy(uri);
- serd_node_free(&old_prefix_uri);
- }
- } else {
- env->prefixes = (SerdPrefix*)realloc(
- env->prefixes, (++env->n_prefixes) * sizeof(SerdPrefix));
- env->prefixes[env->n_prefixes - 1].name = serd_node_copy(name);
- env->prefixes[env->n_prefixes - 1].uri = serd_node_copy(uri);
- }
+ SerdPrefix* const prefix = serd_env_find(env, name->buf, name->n_bytes);
+ if (prefix) {
+ if (!serd_node_equals(&prefix->uri, uri)) {
+ SerdNode old_prefix_uri = prefix->uri;
+ prefix->uri = serd_node_copy(uri);
+ serd_node_free(&old_prefix_uri);
+ }
+ } else {
+ env->prefixes = (SerdPrefix*)realloc(
+ env->prefixes, (++env->n_prefixes) * sizeof(SerdPrefix));
+ env->prefixes[env->n_prefixes - 1].name = serd_node_copy(name);
+ env->prefixes[env->n_prefixes - 1].uri = serd_node_copy(uri);
+ }
}
SerdStatus
-serd_env_set_prefix(SerdEnv* env,
- const SerdNode* name,
- const SerdNode* uri)
+serd_env_set_prefix(SerdEnv* env, const SerdNode* name, const SerdNode* uri)
{
- if (!name->buf || uri->type != SERD_URI) {
- return SERD_ERR_BAD_ARG;
- }
-
- if (serd_uri_string_has_scheme(uri->buf)) {
- // Set prefix to absolute URI
- serd_env_add(env, name, uri);
- } else {
- // Resolve relative URI and create a new node and URI for it
- SerdURI abs_uri;
- SerdNode abs_uri_node = serd_node_new_uri_from_node(
- uri, &env->base_uri, &abs_uri);
-
- // Set prefix to resolved (absolute) URI
- serd_env_add(env, name, &abs_uri_node);
- serd_node_free(&abs_uri_node);
- }
-
- return SERD_SUCCESS;
+ if (!name->buf || uri->type != SERD_URI) {
+ return SERD_ERR_BAD_ARG;
+ }
+
+ if (serd_uri_string_has_scheme(uri->buf)) {
+ // Set prefix to absolute URI
+ serd_env_add(env, name, uri);
+ } else {
+ // Resolve relative URI and create a new node and URI for it
+ SerdURI abs_uri;
+ SerdNode abs_uri_node =
+ serd_node_new_uri_from_node(uri, &env->base_uri, &abs_uri);
+
+ // Set prefix to resolved (absolute) URI
+ serd_env_add(env, name, &abs_uri_node);
+ serd_node_free(&abs_uri_node);
+ }
+
+ return SERD_SUCCESS;
}
SerdStatus
@@ -165,10 +161,10 @@ serd_env_set_prefix_from_strings(SerdEnv* env,
const uint8_t* name,
const uint8_t* uri)
{
- const SerdNode name_node = serd_node_from_string(SERD_LITERAL, name);
- const SerdNode uri_node = serd_node_from_string(SERD_URI, uri);
+ const SerdNode name_node = serd_node_from_string(SERD_LITERAL, name);
+ const SerdNode uri_node = serd_node_from_string(SERD_URI, uri);
- return serd_env_set_prefix(env, &name_node, &uri_node);
+ return serd_env_set_prefix(env, &name_node, &uri_node);
}
bool
@@ -177,20 +173,20 @@ serd_env_qualify(const SerdEnv* env,
SerdNode* prefix,
SerdChunk* suffix)
{
- for (size_t i = 0; i < env->n_prefixes; ++i) {
- const SerdNode* const prefix_uri = &env->prefixes[i].uri;
- if (uri->n_bytes >= prefix_uri->n_bytes) {
- if (!strncmp((const char*)uri->buf,
- (const char*)prefix_uri->buf,
- prefix_uri->n_bytes)) {
- *prefix = env->prefixes[i].name;
- suffix->buf = uri->buf + prefix_uri->n_bytes;
- suffix->len = uri->n_bytes - prefix_uri->n_bytes;
- return true;
- }
- }
- }
- return false;
+ for (size_t i = 0; i < env->n_prefixes; ++i) {
+ const SerdNode* const prefix_uri = &env->prefixes[i].uri;
+ if (uri->n_bytes >= prefix_uri->n_bytes) {
+ if (!strncmp((const char*)uri->buf,
+ (const char*)prefix_uri->buf,
+ prefix_uri->n_bytes)) {
+ *prefix = env->prefixes[i].name;
+ suffix->buf = uri->buf + prefix_uri->n_bytes;
+ suffix->len = uri->n_bytes - prefix_uri->n_bytes;
+ return true;
+ }
+ }
+ }
+ return false;
}
SerdStatus
@@ -199,61 +195,62 @@ serd_env_expand(const SerdEnv* env,
SerdChunk* uri_prefix,
SerdChunk* uri_suffix)
{
- const uint8_t* const colon = (const uint8_t*)memchr(
- curie->buf, ':', curie->n_bytes + 1);
- if (curie->type != SERD_CURIE || !colon) {
- return SERD_ERR_BAD_ARG;
- }
-
- const size_t name_len = (size_t)(colon - curie->buf);
- const SerdPrefix* const prefix = serd_env_find(env, curie->buf, name_len);
- if (prefix) {
- uri_prefix->buf = prefix->uri.buf;
- uri_prefix->len = prefix->uri.n_bytes;
- uri_suffix->buf = colon + 1;
- uri_suffix->len = curie->n_bytes - name_len - 1;
- return SERD_SUCCESS;
- }
- return SERD_ERR_BAD_CURIE;
+ const uint8_t* const colon =
+ (const uint8_t*)memchr(curie->buf, ':', curie->n_bytes + 1);
+ if (curie->type != SERD_CURIE || !colon) {
+ return SERD_ERR_BAD_ARG;
+ }
+
+ const size_t name_len = (size_t)(colon - curie->buf);
+ const SerdPrefix* const prefix = serd_env_find(env, curie->buf, name_len);
+ if (prefix) {
+ uri_prefix->buf = prefix->uri.buf;
+ uri_prefix->len = prefix->uri.n_bytes;
+ uri_suffix->buf = colon + 1;
+ uri_suffix->len = curie->n_bytes - name_len - 1;
+ return SERD_SUCCESS;
+ }
+ return SERD_ERR_BAD_CURIE;
}
SerdNode
-serd_env_expand_node(const SerdEnv* env,
- const SerdNode* node)
+serd_env_expand_node(const SerdEnv* env, const SerdNode* node)
{
- switch (node->type) {
- case SERD_NOTHING:
- case SERD_LITERAL:
- break;
- case SERD_URI: {
- SerdURI ignored;
- return serd_node_new_uri_from_node(node, &env->base_uri, &ignored);
- }
- case SERD_CURIE: {
- SerdChunk prefix;
- SerdChunk suffix;
- if (serd_env_expand(env, node, &prefix, &suffix)) {
- return SERD_NODE_NULL;
- }
- const size_t len = prefix.len + suffix.len;
- uint8_t* buf = (uint8_t*)malloc(len + 1);
- SerdNode ret = { buf, len, 0, 0, SERD_URI };
- snprintf((char*)buf, len + 1, "%s%s", prefix.buf, suffix.buf);
- ret.n_chars = serd_strlen(buf, NULL, NULL);
- return ret;
- }
- case SERD_BLANK:
- break;
- }
- return SERD_NODE_NULL;
+ switch (node->type) {
+ case SERD_NOTHING:
+ case SERD_LITERAL:
+ break;
+
+ case SERD_URI: {
+ SerdURI ignored;
+ return serd_node_new_uri_from_node(node, &env->base_uri, &ignored);
+ }
+
+ case SERD_CURIE: {
+ SerdChunk prefix;
+ SerdChunk suffix;
+ if (serd_env_expand(env, node, &prefix, &suffix)) {
+ return SERD_NODE_NULL;
+ }
+ const size_t len = prefix.len + suffix.len;
+ uint8_t* buf = (uint8_t*)malloc(len + 1);
+ SerdNode ret = {buf, len, 0, 0, SERD_URI};
+ snprintf((char*)buf, len + 1, "%s%s", prefix.buf, suffix.buf);
+ ret.n_chars = serd_strlen(buf, NULL, NULL);
+ return ret;
+ }
+
+ case SERD_BLANK:
+ break;
+ }
+
+ return SERD_NODE_NULL;
}
void
-serd_env_foreach(const SerdEnv* env,
- SerdPrefixSink func,
- void* handle)
+serd_env_foreach(const SerdEnv* env, SerdPrefixSink func, void* handle)
{
- for (size_t i = 0; i < env->n_prefixes; ++i) {
- func(handle, &env->prefixes[i].name, &env->prefixes[i].uri);
- }
+ for (size_t i = 0; i < env->n_prefixes; ++i) {
+ func(handle, &env->prefixes[i].name, &env->prefixes[i].uri);
+ }
}